KOSO

Intake manifold port is larger than stock and is size matched to use with the Koso throttle bodyInclude all gaskets needed and instructions

The Koso 4V Head Kit is the ideal engine part to complete the Koso Honda Grom® Big Bore kit. Because of its unique 4 valve design, the air flow and performance are increased. This new designed head...

Includes:  speedometer, tachometer, odometer, tripmeter, oil maintenance, fuel consumption, gear indicator, voltmeter, clock/date, water temperature, indicator lights

The Koso GW-02 sequential LED indicator gives any bike a style statement. The sequential indicator, powered by five high powered LEDs, provides modern style as well as blinding brightness to keep...

34mm Throttle body for increased performance compared to stock 30.5mm throttle bodyIntake manifold port is larger than stock and is size matched to use with the Koso throttle bodyIncludes all gaskets...

The MS-01 multifunction meter is for enthusiasts who enjoy multiple readings from their ride. It features a modern negative LCD screen to display all of your information. Compact, lightweight and...